Mourners pay tribute to Italy bus crash victims

From Livia Borghese, for CNN

Updated 1:07 PM ET, Tue July 30, 2013

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Mourning for victims of Italian bus crash – A man pays tribute to the victims of a deadly bus crash during a funeral service in Pozzuoli, Italy, near Naples on Tuesday, July 30. A tour bus plunged off a bridge on its way back from visiting a Catholic shrine on Sunday, July 28, killing 38 people.

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Mourning for victims of Italian bus crash – Gennaro Pascarella, the local bishop, addresses the funeral in Pozzuoli on July 30.

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Mourning for victims of Italian bus crash – Political leaders attend the funeral in Pozzuoli on July 30.

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Mourning for victims of Italian bus crash – A distraught woman holds a picture of a crash victim at the funeral July 30.

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Mourning for victims of Italian bus crash – A crowd follows the hearses July 30.

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Mourning for victims of Italian bus crash – An estimated 5,000 people turned out for the Pozzuoli funeral, held in a sports arena, a police official says.

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Mourning for victims of Italian bus crash – People honor the crash victims on Monday, July 29.

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Mourning for victims of Italian bus crash – Relatives of a victim kiss a coffin on July 29 near a morgue in Monteforte Irpino.

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Mourning for victims of Italian bus crash – Coffins get carried out of the morgue in Monteforte Irpino on July 29.

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Mourning for victims of Italian bus crash – A woman is among the mourners in Pozzuoli on July 29.

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Story highlights

Investigations are focused on the bus driver, the chief prosecutor says

Some 5,000 mourners attend the funeral of 38 people killed in the bus crash -- police

Prime Minister Enrico Letta is among those at the service in Pozzuoli

The bus plunged off a bridge as it returned from a weekend visit to a Catholic shrine

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How safe is that bus?

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What caused fatal Italian bus crash?

Photos from the scene showed a broken guardrail and the bus lying on its side.

Avellino police official Pasquale Picone said the bus struck 11 cars on the road before falling off the bridge, leading police to suspect the bus had brake problems. But the exact cause of the accident remains unknown.

The funeral in Pozzuoli comes only a day after a somber memorial Mass in Spain for 79 victims of last week's train crash outside Santiago de Compostela.